Notable TV exits through the years

David Letterman signed off from late-night television after 33 years Wednesday night. Take a look at other high-profile personalities and their exits from particular shows or TV altogether.

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David Letterman began "The Late Show" on CBS in 1993 after an 11-year run on NBC’s "Late Night" program, which he created. His 33 years in late night television (counting 2015) eclipses Carson's storied, 30-year late night tenure. Letterman's last "Late Show" aired Wednesday night.